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Loans and Allowance for Loan Losses, Part II (Details) | 12 Months Ended
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Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 2,644,519,000 | $ 1,939,501,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 28,037,000 | 10,919,000 |
Current |  | 2,616,482,000 | 1,928,582,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | $ 0 | 0 |
Number of days past due when interest is not accrued |  | ninety days |  |
Period of satisfactory performance before returning to accrual status |  | six months |  |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | $ 32,603,000 | 13,345,000 |
Unpaid Principal Balance |  | 34,178,000 | 14,747,000 |
Specific Allowance |  | 3,279,000 | 623,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 15,385,000 | 4,168,000 |
Unpaid Principal Balance |  | 17,126,000 | 4,470,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 47,988,000 | 17,513,000 |
Unpaid Principal Balance |  | 51,304,000 | 19,217,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 38,618,000 | 17,183,000 | $ 17,359,000
Interest income recognized |  | 619,000 | 51,000 | 119,000
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 27,298,000 | 16,659,000 |
Interest Lost on Nonaccrual Loans |  | 1,189,000,000 | 471,000,000 | 133,000,000
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 9,956,000 | 8,898,000 |
Troubled Debt Restructuring, Allowance |  | 1,418,000 | 37,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 9,956,000 | 8,898,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 2,451,000 | 854,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 1,262,000 | $ 6,691,000 |
Financing Receivables, Modifications during Period, Number |  | 23 | 13 |
Subsequent Default, Number of Days Past Due |  | ninety days |  |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts |  | 1 | 1 |
Other real estate owned |  | $ 2,534,000 | $ 2,754,000 |
Mortgage Loans Secured By Real Estate In Foreclosure |  | 425,000 | 404,000 |
Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 2,511,889,000 | 1,860,539,000 |
Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 58,716,000 | 42,675,000 |
Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 73,914,000 | 36,287,000 |
Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 50,619,000 | 107,594,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 503,000 | 74,000 |
Current |  | 50,116,000 | 107,520,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 2,559,000 | 0 |
Unpaid Principal Balance |  | 2,559,000 | 0 |
Specific Allowance |  | 14,000 | 0 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 48,000 | 0 |
Unpaid Principal Balance |  | 48,000 | 0 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 2,607,000 | 0 |
Unpaid Principal Balance |  | 2,607,000 | 0 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 2,558,000 | 0 | 229,000
Interest income recognized |  | 37,000 | 0 | 0
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 377,000 | 0 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 0 | 0 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 0 | 0 |
Construction and land development | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 49,794,000 | 107,140,000 |
Construction and land development | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 471,000 | 454,000 |
Construction and land development | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 354,000 | 0 |
Construction and land development | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Farm loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 231,700,000 | 127,183,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 804,000 | 396,000 |
Current |  | 230,896,000 | 126,787,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 0 | 276,000 |
Unpaid Principal Balance |  | 0 | 276,000 |
Specific Allowance |  | 0 | 0 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 309,000 | 15,000 |
Unpaid Principal Balance |  | 309,000 | 15,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 309,000 | 291,000 |
Unpaid Principal Balance |  | 309,000 | 291,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 415,000 | 293,000 | 207,000
Interest income recognized |  | 0 | 0 | 0
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 309,000 | 291,000 |
Farm loans | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 221,047,000 | 120,767,000 |
Farm loans | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 7,805,000 | 4,829,000 |
Farm loans | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 2,848,000 | 1,587,000 |
Farm loans | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
1-4 Family residential properties |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 373,518,000 | 293,667,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 10,478,000 | 5,328,000 |
Current |  | 363,040,000 | 288,339,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 4,565,000 | 1,026,000 |
Unpaid Principal Balance |  | 4,952,000 | 1,347,000 |
Specific Allowance |  | 234,000 | 25,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 3,680,000 | 2,239,000 |
Unpaid Principal Balance |  | 4,769,000 | 2,664,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 8,245,000 | 3,265,000 |
Unpaid Principal Balance |  | 9,721,000 | 4,011,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 6,297,000 | 3,267,000 | 2,988,000
Interest income recognized |  | 144,000 | 29,000 | 22,000
Loans Receivable, Modifications, Still Accruing Interest |  | 1,769,000 | 578,000 |
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 5,762,000 | 2,687,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 2,472,000 | 874,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 2,472,000 | 874,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 1,769,000 | 578,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 688,000 | $ 196,000 |
Financing Receivables, Modifications during Period, Number | [1] | 16 | 3 |
1-4 Family residential properties | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 352,583,000 | $ 282,441,000 |
1-4 Family residential properties | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 5,526,000 | 2,654,000 |
1-4 Family residential properties | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 15,409,000 | 8,572,000 |
1-4 Family residential properties | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Multifamily residential properties |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 184,051,000 | 61,798,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 3,104,000 | 0 |
Current |  | 180,947,000 | 61,798,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 4,465,000 | 313,000 |
Unpaid Principal Balance |  | 4,465,000 | 313,000 |
Specific Allowance |  | 0 | 0 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 7,597,000 | 55,000 |
Unpaid Principal Balance |  | 7,597,000 | 55,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 12,062,000 | 368,000 |
Unpaid Principal Balance |  | 12,062,000 | 368,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 9,666,000 | 377,000 | 3,824,000
Interest income recognized |  | 137,000 | 1,000 | 55,000
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 2,105,000 | 368,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 0 | 0 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 0 | 0 |
Financing Receivable Modifications Performing Recorded Investment |  | 0 | 0 |
Multifamily residential properties | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 163,845,000 | 60,954,000 |
Multifamily residential properties | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 8,144,000 | 476,000 |
Multifamily residential properties | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 12,062,000 | 368,000 |
Multifamily residential properties | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 906,850,000 | 681,757,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 5,496,000 | 3,694,000 |
Current |  | 901,354,000 | 678,063,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 12,517,000 | 5,544,000 |
Unpaid Principal Balance |  | 12,804,000 | 5,565,000 |
Specific Allowance |  | 1,553,000 | 531,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 983,000 | 303,000 |
Unpaid Principal Balance |  | 1,201,000 | 368,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 13,500,000 | 5,847,000 |
Unpaid Principal Balance |  | 14,005,000 | 5,933,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 9,818,000 | 5,457,000 | 6,675,000
Interest income recognized |  | 271,000 | 13,000 | 36,000
Loans Receivable, Modifications, Still Accruing Interest |  | 676,000 | 251,000 |
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 8,457,000 | 5,596,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 1,706,000 | 1,376,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 1,706,000 | 1,376,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 676,000 | 251,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 479,000 | $ 814,000 |
Financing Receivables, Modifications during Period, Number | [1] | 2 | 2 |
Commercial real estate | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 861,086,000 | $ 647,208,000 |
Commercial real estate | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 16,035,000 | 16,941,000 |
Commercial real estate | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 29,729,000 | 17,608,000 |
Commercial real estate | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Loans secured by real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 1,746,738,000 | 1,271,999,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 20,385,000 | 9,492,000 |
Current |  | 1,726,353,000 | 1,262,507,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 24,106,000 | 7,159,000 |
Unpaid Principal Balance |  | 24,780,000 | 7,501,000 |
Specific Allowance |  | 1,801,000 | 556,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 12,617,000 | 2,612,000 |
Unpaid Principal Balance |  | 13,924,000 | 3,102,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 36,723,000 | 9,771,000 |
Unpaid Principal Balance |  | 38,704,000 | 10,603,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 28,754,000 | 9,394,000 | 13,923,000
Interest income recognized |  | 589,000 | 43,000 | 113,000
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 17,010,000 | 8,942,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 4,178,000 | 2,250,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 4,178,000 | 2,250,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 2,445,000 | 829,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 1,167,000 | $ 1,010,000 |
Financing Receivables, Modifications during Period, Number |  | 18 | 5 |
Agricultural loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 135,877,000 | $ 86,631,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 83,000 | 190,000 |
Current |  | 135,794,000 | 86,441,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 36,000 | 212,000 |
Unpaid Principal Balance |  | 504,000 | 1,009,000 |
Specific Allowance |  | 0 | 2,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 631,000 | 545,000 |
Unpaid Principal Balance |  | 163,000 | 0 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 667,000 | 757,000 |
Unpaid Principal Balance |  | 667,000 | 1,009,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 727,000 | 878,000 | 1,394,000
Interest income recognized |  | 23,000 | 0 | 0
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 667,000 | 757,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 499,000 | 757,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 499,000 | 757,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 67,000 | $ 757,000 |
Financing Receivables, Modifications during Period, Number | [1] | 2 | 4 |
Agricultural loans | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 127,863,000 | $ 83,469,000 |
Agricultural loans | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 7,581,000 | 2,304,000 |
Agricultural loans | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 433,000 | 858,000 |
Agricultural loans | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Commercial and industrial loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 557,011,000 | 444,263,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 5,329,000 | 965,000 |
Current |  | 551,682,000 | 443,298,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 8,292,000 | 5,774,000 |
Unpaid Principal Balance |  | 8,723,000 | 6,037,000 |
Specific Allowance |  | 1,475,000 | 64,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 1,660,000 | 909,000 |
Unpaid Principal Balance |  | 2,027,000 | 1,249,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 9,952,000 | 6,683,000 |
Unpaid Principal Balance |  | 10,750,000 | 7,286,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 9,003,000 | 6,586,000 | 1,485,000
Interest income recognized |  | 6,000 | 8,000 | 4,000
Loans Receivable, Modifications, Still Accruing Interest |  | 962,000 | 25,000 |
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 8,990,000 | 6,658,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 5,112,000 | 5,690,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 5,112,000 | 5,690,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 0 | 25,000 |
Financing Receivables, Modifications during Period, Balance |  | $ 28,000 | $ 4,924,000 |
Financing Receivables, Modifications during Period, Number | [1] | 3 | 4 |
Commercial and industrial loans | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | $ 535,186,000 | $ 425,846,000 |
Commercial and industrial loans | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 9,967,000 | 11,492,000 |
Commercial and industrial loans | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 11,858,000 | 6,925,000 |
Commercial and industrial loans | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Consumer loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 91,516,000 | 29,749,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 1,543,000 | 272,000 |
Current |  | 89,973,000 | 29,477,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 169,000 | 200,000 |
Unpaid Principal Balance |  | 171,000 | 200,000 |
Specific Allowance |  | 3,000 | 1,000 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 471,000 | 102,000 |
Unpaid Principal Balance |  | 1,006,000 | 119,000 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 640,000 | 302,000 |
Unpaid Principal Balance |  | 1,177,000 | 319,000 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 131,000 | 325,000 | 557,000
Interest income recognized |  | 1,000 | 0 | 2,000
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 625,000 | 302,000 |
Troubled Debt Restructuring [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 167,000 | 201,000 |
Recorded Balance of Troubled Debt Restructurings [Abstract] |  |  |  |
Troubled Debt Restructurings Balance |  | 167,000 | 201,000 |
Financing Receivable Modifications Performing Recorded Investment |  | 6,000 | 0 |
Consumer loans | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 90,133,000 | 29,375,000 |
Consumer loans | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 177,000 | 5,000 |
Consumer loans | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 1,206,000 | 369,000 |
Consumer loans | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
All other loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 113,377,000 | 106,859,000 |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 697,000 | 0 |
Current |  | 112,680,000 | 106,859,000 |
Total Loans Greater than 90 Days Past Due and Still Accruing |  | 0 | 0 |
Loans with a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 0 | 0 |
Unpaid Principal Balance |  | 0 | 0 |
Specific Allowance |  | 0 | 0 |
Loans without a specific allowance [Abstract] |  |  |  |
Recorded Balance |  | 6,000 | 0 |
Unpaid Principal Balance |  | 6,000 | 0 |
Total Loans [Abstract] |  |  |  |
Recorded Balance |  | 6,000 | 0 |
Unpaid Principal Balance |  | 6,000 | 0 |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average investment in impaired loans |  | 3,000 | 0 | 0
Interest income recognized |  | 0 | 0 | $ 0
Balances of Nonaccrual Loans [Abstract] |  |  |  |
Recorded balance of nonaccrual loans |  | 6,000 | 0 |
All other loans | Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 110,352,000 | 103,339,000 |
All other loans | Watch [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 3,010,000 | 3,520,000 |
All other loans | Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 15,000 | 0 |
All other loans | Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans Receivable, Net |  | 0 | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 9,370,000 | 3,509,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Construction and land development |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 460,000 | 26,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Farm loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] | 1-4 Family residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 3,347,000 | 3,023,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Multifamily residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 1,149,000 | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 1,349,000 | 90,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Loans secured by real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 6,305,000 | 3,139,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Agricultural loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 63,000 | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial and industrial loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 1,417,000 | 192,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 888,000 | 178,000 |
Financing Receivables, 30 to 59 Days Past Due [Member] | All other loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 697,000 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 4,353,000 | 726,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Construction and land development |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 43,000 | 48,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Farm loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 804,000 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | 1-4 Family residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 3,051,000 | 538,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Multifamily residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 89,000 | 38,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Loans secured by real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 3,987,000 | 624,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Agricultural loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 32,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial and industrial loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 10,000 | 3,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 356,000 | 67,000 |
Financing Receivables, 60 to 89 Days Past Due [Member] | All other loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 14,314,000 | 6,684,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Construction and land development |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Farm loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 0 | 396,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | 1-4 Family residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 4,080,000 | 1,767,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Multifamily residential properties |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 1,955,000 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 4,058,000 | 3,566,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Loans secured by real estate |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 10,093,000 | 5,729,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Agricultural loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 20,000 | 158,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial and industrial loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 3,902,000 | 770,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Consumer loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | 299,000 | 27,000 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | All other loans |  |  |  |
Loans Receivable Aging Analysis [Abstract] |  |  |  |
Total Past Due |  | $ 0 | $ 0 |
[1] | Type of modifications:(a) Reduction of stated interest rate of loan(b) Change in payment terms(c) Extension of maturity date(d) Permanent reduction of the recorded investment

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